Question

Match Column I with Column II and find the correct option.

Column I	Column II
A. Acetic acid	(i) Aspergillus niger
B. Butyric acid	(ii) Lactobacillus sps.
C. Lactic acid	(iii) Clostridium butylicum
D. Citric acid	(iv) Acetobacter aceti

विकल्प

• A-(iv), B-(iii), C-(ii), D-(i)

• A-(i), B-(ii), C-(iii), D-(iv)

• A-(ii), B-(i), C-(iv), D-(iii)

• A-(iii), B-(iv), C-(i), D-(ii)

Answer 1

A-(iv), B-(iii), C-(ii), D-(i)

Explanation:

• A fungus called Aspergillus niger produces citric acid.
• Gram-positive bacteria that generate butyric acid are called Clostridium bacteria.
• Acetic acid is produced by Acetobacter aceti using sugar and alcohol as its carbon sources.
• A genus of facultatively anaerobic, Gram-positive bacteria is called Lactobacillus. Sugar is converted into lactic acid by them.